Compact disk storage unit



FIG. 1 is a perspective view of a compact disk storage unit showing our new design;

FIG. 2 is a front elevational view thereof; and

FIG. 3 is a top plan view thereof;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is a right side elevational view in position of use, the left side being a mirror image thereof. 

The ornamental design for a compact disk storage unit, substantially as shown and described. 